9976655573 has 2 divisors, whose sum is σ = 9976655574. Its totient is φ = 9976655572.

The previous prime is 9976655537. The next prime is 9976655597. The reversal of 9976655573 is 3755566799.

Together with previous prime (9976655537) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5229169969 + 4747485604 = 72313^2 + 68902^2 .

It is a cyclic number.

It is not a de Polignac number, because 9976655573 - 2²⁶ = 9909546709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9976655473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4988327786 + 4988327787.

It is an arithmetic number, because the mean of its divisors is an integer number (4988327787).

Almost surely, 2^9976655573 is an apocalyptic number.

It is an amenable number.

9976655573 is a deficient number, since it is larger than the sum of its proper divisors (1).

9976655573 is an equidigital number, since it uses as much as digits as its factorization.

9976655573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 53581500, while the sum is 62.

The square root of 9976655573 is about 99883.2096650884. The cubic root of 9976655573 is about 2152.7569156862.

The spelling of 9976655573 in words is "nine billion, nine hundred seventy-six million, six hundred fifty-five thousand, five hundred seventy-three".